Heart rate variability: for real doctors. Translation from the Russian version of the book, published at Kharkiv, 2010, 131 p.
The basics and practice of the clinical use of the technology of heart rate variability are outlined for doctors of all specialties and students of medical faculties of universities.
8. Regulation in human health
Manual dynamometry (as one of the functional tests in HRV) according to the available publications increases HRV solely due to the increase in the power of LF.
The test, like most others, is not a purely physical stress test. It is carried out under the control of a visual analyzer since it requires control of the degree of compression of the dynamometer. The location of the hand, forearm, and hand as a whole, as well as the grip itself (left, right), should also influence its results (the proprioceptive space).
All of these factors should be precisely controlled.